RIFAMPIN vs RIMACTANE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 18, 2026·How we rate

Attribute	RIFAMPIN	RIMACTANE
Rating	66/100	New
Pharmacy pays	~$20.59 /30	~$20.59 /30
Type	RX	RX
Active ingredient	RIFAMPIN	RIFAMPIN
Manufacturer	Fresenius Kabi USA	Oxford Pharms
Dosage forms	Capsule	Capsule
Drug class	Rifamycin Antibacterial	Rifamycin Antibacterial
Boxed warning	None	None
Treats	Brucellosis, Haemophilus Infections, Legionnaires' Disease	Brucellosis, Haemophilus Infections, Legionnaires' Disease

rifampin rimactane

Rating

66/100

New

Pharmacy pays

~$20.59 /30

Type

Active ingredient

RIFAMPIN

Manufacturer

Fresenius Kabi USA

Oxford Pharms

Dosage forms

Capsule

Drug class

Rifamycin Antibacterial

Boxed warning

None

Treats

Brucellosis, Haemophilus Infections, Legionnaires' Disease

Frequently asked questions

Which is cheaper, Rifampin or Rimactane?

Pharmacies pay about the same to acquire either one — roughly $20.59 for a 30-count supply, per the CMS NADAC survey. That is not what you will be charged: your price is set by your insurer and the pharmacy, not by what the drug cost them.

What is the difference between Rifampin and Rimactane?

Both Rifampin and Rimactane share the active ingredient Rifampin.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.